<nz-tree-select
    #nzTree
    (nzExpandChange)="onExpandChange($event)"
    [(ngModel)]="value"
    [disabled]="disabled"
    [nzDropdownStyle]="nzDropdownStyle"
    [nzNodes]="nodes"
    [nzPlaceHolder]="'==请选择=='"
    [nzShowIcon]="true"
    nzAllowClear
    nzShowSearch
    style="width: inherit">
</nz-tree-select>
